#menu{
    width: 100%;
    height:60px;
    display: flex;
    background-color: rgb(248, 248, 248);
    border-top: 1px solid rgb(220, 220, 220);
}

.menus{
    flex:0.25;
    transition: background-color 1s linear;
}

.menus:hover{
    background-color: rgb(220, 220, 220);
}
.menus img{
    width: 31px;
    height: 31px;
    margin-top: 5px;
}

#menustop{
    display: flex;
    justify-content: center;
}

#menusbottom{
    font-size: 14px;
    font-family:"Microsoft YaHei";
    display: flex;
    justify-content: center;
}
#menustop:nth-child(1) img{
    width: 35px;
    height: 35px;
    margin-top: 5px;
}